libvncclient: add GotCursorShape() and GotCopyRect(); x11vnc dep on libvncclient

1 files changed, 28 insertions, 3 deletions

diff --git a/libvncclient/rfbproto.c b/libvncclient/rfbproto.c
index 105e4e3..2704dee 100644
--- a/libvncclient/rfbproto.c
+++ b/libvncclient/rfbproto.c
@@ -167,9 +167,30 @@ static void CopyRectangleFromRectangle(rfbClient* client, int src_x, int src_y,
 #define COPY_RECT_FROM_RECT(BPP) \
   { \
     uint##BPP##_t* _buffer=((uint##BPP##_t*)client->frameBuffer)+(src_y-dest_y)*client->width+src_x-dest_x; \
-    for(j=dest_y*client->width;j<(dest_y+h)*client->width;j+=client->width) { \
-      for(i=dest_x;i<dest_x+w;i++) \
-	((uint##BPP##_t*)client->frameBuffer)[j+i]=_buffer[j+i]; \
+    if (dest_y < src_y) { \
+      for(j = dest_y*client->width; j < (dest_y+h)*client->width; j += client->width) { \
+        if (dest_x < src_x) { \
+          for(i = dest_x; i < dest_x+w; i++) { \
+            ((uint##BPP##_t*)client->frameBuffer)[j+i]=_buffer[j+i]; \
+          } \
+        } else { \
+          for(i = dest_x+w-1; i >= dest_x; i--) { \
+            ((uint##BPP##_t*)client->frameBuffer)[j+i]=_buffer[j+i]; \
+          } \
+        } \
+      } \
+    } else { \
+      for(j = (dest_y+h-1)*client->width; j >= dest_y*client->width; j-=client->width) { \
+        if (dest_x < src_x) { \
+          for(i = dest_x; i < dest_x+w; i++) { \
+            ((uint##BPP##_t*)client->frameBuffer)[j+i]=_buffer[j+i]; \
+          } \
+        } else { \
+          for(i = dest_x+w-1; i >= dest_x; i--) { \
+            ((uint##BPP##_t*)client->frameBuffer)[j+i]=_buffer[j+i]; \
+          } \
+        } \
+      } \
     } \
   }
 
@@ -1262,6 +1283,10 @@ HandleRFBServerMessage(rfbClient* client)
 	client->SoftCursorLockArea(client,
 				   cr.srcX, cr.srcY, rect.r.w, rect.r.h);
 
+        if (client->GotCopyRect != NULL) {
+          client->GotCopyRect(client, cr.srcX, cr.srcY, rect.r.w, rect.r.h,
+              rect.r.x, rect.r.y);
+        }
 	CopyRectangleFromRectangle(client,
 				   cr.srcX, cr.srcY, rect.r.w, rect.r.h,
 				   rect.r.x, rect.r.y);